 /*******************************************************************************
  * Copyright (c) 2004, 2005 IBM Corporation and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v1.0
  * which accompanies this distribution, and is available at
  * http://www.eclipse.org/legal/epl-v10.html
  *
  * Contributors:
  * IBM Corporation - initial API and implementation
  *******************************************************************************/
 package org.eclipse.ui.internal.presentations.util;

 import org.eclipse.jface.util.Geometry;
 import org.eclipse.swt.graphics.Point;
 import org.eclipse.swt.graphics.Rectangle;
 import org.eclipse.swt.widgets.Composite;
 import org.eclipse.swt.widgets.Control;
 import org.eclipse.swt.widgets.Layout;

 /**
  * @since 3.1
  */
 public class EnhancedFillLayout extends Layout {

     public int xmargin = 0;
     public int ymargin = 0;
     
     protected Point computeSize(Composite composite, int wHint, int hHint, boolean flushCache) {
         int resultX = 1;
         int resultY = 1;
         
         Control[] children = composite.getChildren();
         
         for (int i = 0; i < children.length; i++) {
             Control control = children[i];
             
             Point sz = control.computeSize(wHint, hHint, flushCache);
             
             resultX = Math.max(resultX, sz.x + 2 * xmargin);
             resultY = Math.max(resultY, sz.y + 2 * ymargin);
         }
         
         return new Point(resultX, resultY);
     }

     protected void layout(Composite composite, boolean flushCache) {
         Control[] children = composite.getChildren();
         
         for (int i = 0; i < children.length; i++) {
             Control control = children[i];
             Rectangle area = composite.getClientArea();
             Geometry.expand(area, -xmargin, -xmargin, -ymargin, -ymargin );
             control.setBounds(area);
         }
     }
 }

